docs: def delete(self, **params):
          """
          Deletes the datatype from Riak. See :meth:`RiakClient.delete()
          <riak.client.RiakClient.delete>` for options.
          """
          self.clear()
          self._context = None
          self._set_value(self._default_value())
          self.bucket._client.delete(self, **params)
          return self